说明：  对于使用域管理的网络环境非常有用，可使计算机快速地加入指定的域网络，不再需要每台计算机进行繁琐的设置，大大提高了执行效率！
(Domain management for the use of a very useful network environment, the computer can quickly join a domain network, each computer is no longer required to carry out complicated settings, greatly improving the efficiency in the implementation!)